feat: add Kiro (AWS CodeWhisperer) quota display support

- Add Kiro quota types (KiroFreeTrialInfo, KiroUsageBreakdown, KiroQuotaPayload, KiroQuotaState)
- Add Kiro API constants and request headers
- Add isKiroFile validator and parseKiroQuotaPayload parser
- Add KIRO_CONFIG with fetchKiroQuota and renderKiroItems
- Add kiroQuota state to useQuotaStore
- Add Kiro QuotaSection to QuotaPage
- Add Kiro styles (.kiroGrid, .kiroControls, .kiroControl, .kiroCard)
- Add i18n translations for kiro_quota (zh-CN and en)

Features:
- Separate display for base credits and bonus credits (freeTrialInfo)
- Total credits summary
- Correct parsing of seconds timestamp (scientific notation like 1.769904E9)
- Reset time display
- Subscription type display

src/components/quota/index.ts

@@ -5,5 +5,5 @@
 export { QuotaSection } from './QuotaSection';
 export { QuotaCard } from './QuotaCard';
 export { useQuotaLoader } from './useQuotaLoader';
-export { ANTIGRAVITY_CONFIG, CODEX_CONFIG, GEMINI_CLI_CONFIG } from './quotaConfigs';
+export { ANTIGRAVITY_CONFIG, CODEX_CONFIG, GEMINI_CLI_CONFIG, KIRO_CONFIG } from './quotaConfigs';
 export type { QuotaConfig } from './quotaConfigs';